JPH06502733A - 作動状態および不作動状態になし得る共振回路を含むタグを製造する方法および前記共振回路の作動化および不作動化 - Google Patents

作動状態および不作動状態になし得る共振回路を含むタグを製造する方法および前記共振回路の作動化および不作動化

Info

Publication number
JPH06502733A
JPH06502733A JP3518658A JP51865891A JPH06502733A JP H06502733 A JPH06502733 A JP H06502733A JP 3518658 A JP3518658 A JP 3518658A JP 51865891 A JP51865891 A JP 51865891A JP H06502733 A JPH06502733 A JP H06502733A
Authority
JP
Japan
Prior art keywords
resonant circuit
tag
capacitor
dielectric medium
thickness
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP3518658A
Other languages
English (en)
Japanese (ja)
Inventor
ヨルゲンセン，ポウル　リヒテル
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of JPH06502733A publication Critical patent/JPH06502733A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2405—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used
    • G08B13/2414—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used using inductive tags
    • G08B13/242—Tag deactivation
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2428—Tag details
    • G08B13/2437—Tag layered structure, processes for making layered tags
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2428—Tag details
    • G08B13/2437—Tag layered structure, processes for making layered tags
    • G08B13/244—Tag manufacturing, e.g. continuous manufacturing processes
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2428—Tag details
    • G08B13/2437—Tag layered structure, processes for making layered tags
    • G08B13/2442—Tag materials and material properties thereof, e.g. magnetic material details

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Burglar Alarm Systems (AREA)
JP3518658A 1990-11-23 1991-11-20 作動状態および不作動状態になし得る共振回路を含むタグを製造する方法および前記共振回路の作動化および不作動化 Pending JPH06502733A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DK2796/90 1990-11-23
DK279690A DK166176C (da) 1990-11-23 1990-11-23 Fremgangsmaade til fremstilling af maerkesedler med svingningskredse, som kan aktiveres og deaktiveres
PCT/DK1991/000346 WO1992009978A1 (en) 1990-11-23 1991-11-20 Method of producing tags comprising resonant circuits which can be activated and deactivated

Publications (1)

Publication Number Publication Date
JPH06502733A true JPH06502733A (ja) 1994-03-24

Family

ID=8115872

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3518658A Pending JPH06502733A (ja) 1990-11-23 1991-11-20 作動状態および不作動状態になし得る共振回路を含むタグを製造する方法および前記共振回路の作動化および不作動化

Country Status (4)

Country Link
EP (1) EP0558579A1 (da)
JP (1) JPH06502733A (da)
DK (1) DK166176C (da)
WO (1) WO1992009978A1 (da)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5447779A (en) * 1990-08-06 1995-09-05 Tokai Electronics Co., Ltd. Resonant tag and method of manufacturing the same
US5695860A (en) * 1990-08-06 1997-12-09 Tokai Electronics Co., Ltd. Resonant tag and method of manufacturing the same
CH682957A5 (de) * 1991-04-16 1993-12-15 Kobe Properties Ltd Verfahren zur Deaktivierung einer Resonanz-Etikette.
DK167829B1 (da) * 1991-11-14 1993-12-20 Poul Richter Joergensen Fremgangsmaade og apparat til aktivering og deaktivering af maerkesedler
CH690558A5 (de) * 1995-06-20 2000-10-13 Kobe Properties Ltd Verfahren zur Herstellung einer deaktivierbaren Resonanz-Etikette.
DE69522214T2 (de) * 1995-07-17 2002-05-08 Checkpoint Manufacturing Japan Co.,Ltd. Resonanzetikett und Verfahren zu seiner Herstellung
JP3406132B2 (ja) 1995-07-17 2003-05-12 チェックポイント・マニュファクチュアリング・ジャパン株式会社 共振タグの製造方法および共振タグ
JP4559704B2 (ja) * 2001-03-19 2010-10-13 コーベ プロパティーズ リミテッド 電子商品監視システムで使うための非活性化可能な共振タグの製造方法、及び、そのように製造された共振タグ
US6919806B2 (en) * 2002-09-06 2005-07-19 Sensormatic Electronics Corporation Deactivatable radio frequency security label

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4021705A (en) * 1975-03-24 1977-05-03 Lichtblau G J Resonant tag circuits having one or more fusible links
US4689636A (en) * 1985-03-15 1987-08-25 Minnesota Mining And Manufacturing Company Deactivatable resonant marker for use in RF electronic article surveillance system
CH672854A5 (en) * 1987-03-01 1989-12-29 Scanmatic Security Systems Ag Security tag for controlled access to building - has LC circuit with capacitor set to valve by burn in at specific location
US4876555B1 (en) * 1987-03-17 1995-07-25 Actron Entwicklungs Ag Resonance label and method for its fabrication
JPH01129396A (ja) * 1987-11-14 1989-05-22 Tokai Kinzoku Kk 共振タグおよびその製造法
US4985288A (en) * 1988-04-30 1991-01-15 Tokai Metals Co., Ltd. Resonant frequency characteristic tag and method of manufacturing the same
EP0541544B1 (en) * 1989-10-31 1999-05-06 Checkpoint Systems, Inc. Method for tagging articles used in conjunction with an electronic article surveillance system
ES2028758T3 (es) * 1989-12-20 1995-03-16 Actron Entwicklungs Ag Etiqueta de resonancia desactivable.

Also Published As

Publication number Publication date
DK279690D0 (da) 1990-11-23
EP0558579A1 (en) 1993-09-08
DK166176C (da) 1993-08-09
DK166176B (da) 1993-03-15
DK279690A (da) 1992-05-24
WO1992009978A1 (en) 1992-06-11

Similar Documents

Publication Publication Date Title
US5680106A (en) Multibit tag with stepwise variable frequencies
JP3940187B2 (ja) 不能化可能な保安タグ
US5734327A (en) Detection tag
US5695860A (en) Resonant tag and method of manufacturing the same
CA1183937A (en) Piezoelectric transducer apparatus
US4970495A (en) Resonant frequency characteristic tag and method of manufacturing the same
US5812065A (en) Modulation of the resonant frequency of a circuit using an energy field
JP2503331B2 (ja) 電気振動回路の製造方法
US8332661B2 (en) Method and apparatus for prevention of tampering, unauthorized use, and unauthorized extraction of information from microdevices
KR20020013557A (ko) 식별표
US4689636A (en) Deactivatable resonant marker for use in RF electronic article surveillance system
JP2009521755A (ja) たばこパック用防犯タグ
EP0558579A1 (en) Method of producing tags comprising resonant circuits which can be activated and deactivated
JPH04505820A (ja) 不作動化共振ラベル
US6919806B2 (en) Deactivatable radio frequency security label
US7696883B2 (en) Resonance tag, method of reversibly changing resonance characteristics of resonance circuit, and capacitive element
JP2001504604A (ja) 電子的物品監視のための防護要素
JP2001507141A (ja) 電子的物品監視のための共振回路
CN104303217A (zh) 可永久失效的安全标签
EP1282884B1 (en) Data carrier having means for changing the resonant frequency of its resonant circuit
JP4559704B2 (ja) 電子商品監視システムで使うための非活性化可能な共振タグの製造方法、及び、そのように製造された共振タグ
JP3296657B2 (ja) 共鳴ラベル
JP2004532455A5 (da)
JP3276489B2 (ja) 共鳴ラベル
JP3406132B2 (ja) 共振タグの製造方法および共振タグ